Shoe vamp

ABSTRACT

A shoe vamp includes a main body, a filler member and an adhesive layer. The main body is formed by enveloping a vamp fabric and has a vamp portion, a lining portion, a beg opening, and an accommodation space between the vamp portion and the lining portion in communication with the beg opening. The filler member is filled into the accommodation space of the main body via the beg opening. The adhesive layer is applied on an outer surface of the filler member and adhesively bonded with an inner wall of the main body.

BACKGROUND OF THE INVENTION 1. Field of the Invention

The present invention relates to a shoe vamp and more particularly, to a shoe vamp having a beg-shaped main body.

2. Description of the Related Art

FIG. 1 shows a conventional shoe vamp 10 mainly comprising a base material 11, an intermediate layer 13 and an upper material 15. To dispose the intermediate layer 13 in between the base material 11 and the upper material 15, a task of laminating and adhering the aforesaid materials layer by layer has to be done in the manufacturing process. That is, an adhesive layer 12 must be applied between the base material 11 and the intermediate layer 13 to adhesively bond the base material 11 and the intermediate layer 13 together first, and then another adhesive layer 12 is applied between the intermediate layer 13 and the upper material 15 to adhesively bond the intermediate layer 13 and the upper material 15 together so as to complete the shoe vamp 10.

The aforesaid manufacturing process of the shoe vamp 10 needs to laminate and adhere the layered members layer by layer. This is complicated and may encounter a problem of inaccurate alignment during the process of adhesively bonding the layered members. As such, the aforesaid conventional manufacturing method, which needs at least five steps to complete the shoe vamp 10, is not desirable. Therefore, how to simplify the manufacturing process of the constructive members so as to enhance the manufacturing speed of the product or semi-finished product is an issue to be solved by the present invention.

SUMMARY OF THE INVENTION

The present invention has been accomplished in view of the above-noted circumstances. It is an objective of the present invention to provide a shoe vamp, which can dramatically simplify the manufacturing process of prior art so as to enhance the manufacturing speed of product or semi-finished product and can be directly positioned and formed during its manufacturing process without the need of additional jigs or steps of accurately positioning or aligning layered members layer by layer. With the shoe vamp of the present invention, the undesired problem of cutting unwanted material can be improved and the expected effect and objective of the present invention can be achieved.

To attain the above objective, the present invention provides a shoe vamp comprising a main body, a filler member and an adhesive layer. The main body is formed by enveloping a vamp fabric and provided with a vamp portion, a lining portion, a beg opening and an accommodation space located between the vamp portion and the lining portion and communicated with the beg opening. The filler member is filled into the accommodation space of the main body via the beg opening. The adhesive layer is applied on an outer surface of the filler member for being adhesively bonded with an inner wall of the main body.

Preferably, the main body includes a plurality of through holes penetrating through the vamp fabric.

Preferably, the filler member includes a plurality of through holes in alignment with the through holes of the main body.

Preferably, the adhesive layer is formed by a hot-melt adhesive and bonded with the inner wall of the main body by heat compression or a thermal reaction at a predetermined temperature.

Preferably, the adhesive layer is completely, partially or dottedly applied on the outer surface of the filler member.

BRIEF DESCRIPTION OF THE DRAWINGS

The present invention will become more fully understood from the detailed description given herein below and the accompanying drawings which are given by way of illustration only, and thus are not limitative of the present invention, and wherein:

FIG. 1 is a schematic perspective view of a shoe vamp according to a prior art;

FIG. 2 is a schematic exploded view of a shoe vamp according to a first embodiment of the present invention;

FIG. 3 is a sectional view of a part of a filler member and adhesive layers in accordance with the first embodiment of the present invention;

FIG. 4 is a sectional view of a part of the shoe vamp in accordance with the first embodiment of the present invention;

FIG. 5 is a schematic exploded view of a shoe vamp according to a second embodiment of the present invention;

FIG. 6 is a schematic top view of a shoe vamp according to a third embodiment of the present invention;

FIG. 7 is a sectional view of a part of the shoe vamp in accordance with the third embodiment of the present invention;

FIG. 8 is a sectional view of a part of a shoe vamp in accordance with a fourth embodiment of the present invention;

FIG. 9 is a sectional view of a part of a main body of a shoe vamp in accordance with a fifth embodiment of the present invention;

FIG. 10 is a sectional view of a part of the shoe vamp in accordance with the fifth embodiment of the present invention;

FIG. 11 is a sectional view of a part of the shoe vamp in accordance with a sixth embodiment of the present invention;

FIG. 12 is a sectional view of a part of a main body of a shoe vamp in accordance with a seventh embodiment of the present invention;

FIG. 13 is a sectional view of a part of the shoe vamp in accordance with the seventh embodiment of the present invention; and

FIG. 14 is a sectional view of a part of a shoe vamp in accordance with the eighth embodiment of the present invention.

DETAILED DESCRIPTION OF EMBODIMENTS

First of all, it is to be mentioned that same reference numerals used in the following embodiments and the appendix drawings designate same or similar component, elements, members, structures, systems, apparatuses, devices, methods or steps throughout the specification for the purpose of concise illustration of the present invention.

As shown in FIGS. 2-4, the present invention provides a shoe vamp 20, which is adapted to be used and associated with shoe soles having various sizes and composed of a beg-shaped main body 30, a filler member 40 and an adhesive layer 50.

The main body 30 is formed by enveloping a vamp fabric 31 and provided with a vamp portion 311, a lining portion 313, a beg opening 33, and an accommodation space 35 located between the vamp portion 311 and the lining portion 313. The beg opening 33 is communicated with the accommodation space 35. In this embodiment, the vamp fabric 31 is directly knitted by a knitting machine to integrally form the beg-shaped main body 30 having the vamp portion 311 and the lining portion 313. Further, the main body 30 has an inner wall 302, a notch portion 304 and a convex arc portion 306 corresponding to the notch portion 304. The beg opening 33 is located at the notch portion 304 of the main body 30.

The filler member 40 is filled into the accommodation space 35 of the main body 30 via the beg opening 33 from outside. In this embodiment, the filler member 40 may be formed by, but not limited to, one or more members made by ethylene-vinyl acetate (EVA), styrene-butadiene rubber (SBR), neoprene, polyurethane (PU), leather, woven fabric, nonwoven fabric or water proof film. The filler members 40 is used to enhance comfort and protective effect to a user.

The adhesive layer 50 is applied on an outer surface 402 of the filler member 40 and adapted for being adhesively bonded with the inner wall 302 of the main body 30. The adhesive layer 50 can be completely, partially or dottedly applied on the outer surface 402 of the filler member 40. In this embodiment, the adhesive layer 50 is formed by a hot-melt adhesive, including but not limited to EVA-based hot-melt adhesive, polyamide-based hot-melt adhesive, TPR-based hot-melt pressure-sensitive adhesive, polyolefin-based hot-melt adhesive, or moisture-curing polyurethane reactive (PUR) hot-melt adhesive. The adhesive layer 50 is adhesively bonded with the inner wall 302 of the main body 30 by heat compression or a thermal reaction at a predetermined temperature of about 60□ to 300□.

FIG. 5 shows a shoe vamp 20 provided in accordance with a second embodiment of the present invention. The shoe vamp 20 of the second embodiment has a structure basically similar to that of the shoe vamp 20 of the first embodiment with the exception that the vamp fabric 31 is integrally formed with the beg-shaped main body 30 having the vamp portion 311, the lining portion 313, and the beg opening 33 at the convex arc portion 306 by a knitting machine directly. Under this circumstance, the filler member 40 is filled into the accommodation space 35 of the main body 30 via the beg opening 33 that is provided at the convex arc portion 306 from outside.

Compared to the conventional shoe vamp, the shoe vamps 20 provided in accordance to the first and second embodiments have the technical features and unexpected effects as follows.

As discussed above, the vamp fabric 31 is directly knitted out by a knitting machine to integrally form the beg-shaped main body 30 having the vamp portion 311 and the lining portion 313, and then the filler member 40, which is previously applied with the adhesive layer 50, is disposed inside the accommodation space 35 of the main body 30 via the beg opening 33 from outside, and finally a step of heat compression or a thermal reaction at a predetermined temperature of about 60□ to 300□ is carried out to enable the adhesive layer 50 that is made by hot-melt adhesive to be adhesively bonded with the inner wall 302 of the main body 30. As such, an effect that the main body 30 and the filler member 40 are firmly bonded with each other can be achieved. Further, the vamp fabric 31 is configured with a U-shaped profile and therefore, the filler member 40 has a U-shaped profile in compliance with that of the camp fabric 31 in this embodiment.

With the above-mentioned structural features, the laminating and attaching process that the method of making a conventional shoe vamp may adopt can be dramatically simplified or eliminated so as to enhance the product manufacturing speed, and the shoe vamp 20 of the present invention can be directly positioned and formed during its manufacturing process without the need of additional jigs or steps for accurately positioning or aligning layered members layer by layer, facilitating further processing procedures to be carried out by an operative worker. Further, the undesired problem of cutting unwanted material that the method of making the conventional shoe vamp may have can be improved. In light of forgoing, the expected effects and objectives of the present invention can be achieved.

The technical features and effect of the shoe vamps 20 of the first and second embodiments have been fully discussed in the preceding paragraphs, and a shoe vamp 20A provided in accordance with a third embodiment of the present invention will be detailedly illustrated hereunder.

Referring to FIGS. 6 and 7, a shoe vamp 20A according to a third embodiment of the present invention differs from the shoe vamps 20 of the first and second embodiments as follows.

The main body 30A includes a plurality of through holes 37A penetrating through the vamp portion 311A and the lining portion 313A of the vamp fabric 31A with a predetermined interval between each two of the through holes 37A. The filler member 40A is filled inside the accommodation space 35A of the main body 30A. In this way, parts of the filler member 40A are visually exposed outside through the through holes 37A, thereby providing good air permeable effect and three-dimensional and layered visual sense.

The technical features and effect of the shoe vamp 20A of the third embodiment have been fully discussed in the preceding paragraphs, and a shoe vamp 20B provided in accordance with a fourth embodiment of the present invention will be detailedly illustrated hereunder.

FIG. 8 shows a shoe vamp 20B according to a fourth embodiment of the present invention, which differs from the shoe vamp 20A of the third embodiment as follows.

The main body 30B includes a plurality of through holes 37B penetrating through the vamp portion 311B and the lining portion 313B of the vamp fabric 31B.

The filler member 40B has a plurality of through holes 41B. The filler member 40B is filled inside the accommodation space 35B of the main body 30B in a way that the plurality of through holes 41B are in alignment with the though holes 37B of the main body 30B with a predetermined interval between each two of the through holes 41B.

The technical features and effect of the shoe vamp 20B of the fourth embodiment have been fully discussed in the preceding paragraphs, and a shoe vamp 20C provided in accordance with a fifth embodiment of the present invention will be detailedly illustrated hereunder.

Referring to FIGS. 9 and 10, a shoe vamp 20C according to a fifth embodiment of the present invention differs from the shoe vamps 20 of the first and second embodiments as follows.

The main body 30C includes a plurality of through holes 37C only penetrating through the vamp portion 311C of the vamp fabric 31C. The filler member 40C is filled inside the accommodation space 35C of the main body 30C, such that parts of the filler member 40C are visually exposed outside through the through holes 37C.

The technical features and effect of the shoe vamp 20C of the fifth embodiment have been fully discussed in the preceding paragraphs, and a shoe vamp 20D provided in accordance with a sixth embodiment of the present invention will be detailedly illustrated hereunder.

FIG. 11 shows a shoe vamp 20D according to a sixth embodiment of the present invention, which differs from the shoe vamp 20C of the fifth embodiment as follows.

The main body 30D includes a plurality of through holes 37D only penetrating through the vamp portion 311D of the vamp fabric 31D.

The filler member 40D has a plurality of through holes 41D. The filler member 40D is filled inside the accommodation space 35D of the main body 30D in a way that the plurality of through holes 41D are in alignment with the though holes 37D of the main body 30D with a predetermined interval between each two of the through holes 41D.

The technical features and effect of the shoe vamp 20D of the sixth embodiment have been fully discussed in the preceding paragraphs, and a shoe vamp 20E provided in accordance with a seventh embodiment of the present invention will be detailedly illustrated hereunder.

Referring to FIGS. 12 and 13, a shoe vamp 20E according to a seventh embodiment of the present invention differs from the shoe vamps 20 of the first and second embodiments as follows.

The main body 30E includes a plurality of through holes 37E only penetrating through the lining portion 313E of the vamp fabric 31E. The filler member 40E is filled inside the accommodation space 35E of the main body 30E, such that parts of the filler member 40E are visually exposed outside through the through holes 37E.

The technical features and effect of the shoe vamp 20E of the seventh embodiment have been fully discussed in the preceding paragraphs, and a shoe vamp 20F provided in accordance with an eighth embodiment of the present invention will be detailedly illustrated hereunder.

Referring to FIG. 14, a shoe vamp 20F according to an eighth embodiment of the present invention differs from the shoe vamps 20 of the first and second embodiments as follows.

The filler member 40F has a plurality of through holes 41F with a predetermined interval between each two of the through holes 41F. The filler member 40F is filled inside the accommodation space 35F of the main body 30F. When a user wears a shoe having the shoe vamp 20F, air may flow through the lining portion 313F of the main body 30F into the filler member 40F and flow out of the shoe vamp 20F through the vamp portion 311F of the main body 30F by the guiding ventilation of the through holes 41F of the filler member 40F, thereby achieving good air permeable effect.

Although particular embodiments of the invention have been described in detail for purposes of illustration, various modifications and enhancements may be made without departing from the spirit and scope of the invention. Accordingly, the invention is not to be limited except as by the appended claims. 

What is claimed is:
 1. A shoe vamp, comprising: a main body formed by enveloping a vamp fabric and provided with a vamp portion, a lining portion, a beg opening, and an accommodation space located between the vamp portion and the lining portion and communicated with the beg opening; a filler member filled in the accommodation space of the main body; and an adhesive layer applied on an outer surface of the filler member for being adhesively bonded with an inner wall of the main body.
 2. The shoe vamp of claim 1, wherein the main body includes a plurality of through holes penetrating through the vamp portion and the lining portion of the vamp fabric.
 3. The shoe vamp of claim 1, wherein the main body includes a plurality of through holes penetrating through the vamp portion of the vamp fabric.
 4. The shoe vamp of claim 2, wherein the filler member includes a plurality of through holes in alignment with the through holes of the main body.
 5. The shoe vamp of claim 4, wherein the main body includes a notch portion, at which the beg opening of the main body is located.
 6. The shoe vamp of claim 5, the adhesive layer is formed by a hot-melt adhesive and bonded with the inner wall of the main body by heat compression or a thermal reaction at a predetermined temperature.
 7. The shoe vamp of claim 6, wherein the vamp fabric is integrally formed with the vamp portion and the lining portion by knitting.
 8. The shoe vamp of claim 7, wherein the main body includes a convex arc portion, at which the beg opening of the main body is located.
 9. The shoe vamp of claim 1, wherein the vamp fabric is integrally formed with the vamp portion and the lining portion by knitting.
 10. The shoe vamp of claim 9, wherein the main body includes a convex arc portion, at which the beg opening of the main body is located. 